image processing write permission

2021 5 16
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更新时间：2021 5 16
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when i use imwrite command this appear to me "Unable to open file for writing. You may not have write permission"
., please i need help to solve this

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Jan
Jan 2021-5-16

0 个投票

If you specify a folder, in which you do not have write permissions, you cannot create a file there. If you omit a folder in the file name, the current folder is used.
folder = tempdir;
img = rnd(100, 100, 3);
imwrite(img, fullfile(folder, 'YourFile.png'));
Does this fail also?

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